<!DOCTYPE html>
<html>
<head>
    <link rel="stylesheet" href="./css/yr3.css">
  <style>
    body {
      margin: 0;
    }
    .hero-section {
      background: url(./index/zp32.jpg) no-repeat center center fixed;
      background-size: cover;
      height: 100vh;
      display: flex;
      justify-content: center;
      color: white;
      text-align: center;
    }
  </style>
</head>
<body>
  <div class="hero-section">
    <nav class="qk3">
     <p class="wb3">使用指南</p>
     <p class="wb4">乐理知识</p>
     <p class="wb5">联系我们</p>
    </nav>
    <p class="wb1">网易天音</p>
    <p class="wb2">一站式AI音乐创作工具</p>
    <input class="an1" type="button" value="开始创作">
  </div>
</body>
</html>